<?php
return [
    'refund_url'=>'https://api.mch.weixin.qq.com/secapi/pay/refund',//申请退款地址
    'appid'=>'wx170fe8ce2ce8c283',     //小程序appid
    'mch_id'=>'1612884628',     //商户号
    'secret_key'=>'21232f297a57a5a743894a0e4a801fc3',
];